App-based self-management program for people dealing with fatigue and trouble concentrating (DiEgO): protocol for participatory development, pilot testing, and qualitative process evaluation.

Authors: Schmachtenberg T, Wegner N, Schwalm I, Clasen K, Vieth K, Riester T, Schmidt N, Lampe V, Bilgen Z, Cook A, Müller F, Noack EM, Dopfer-Jablonka A, Happle C, Steffens S, Behrens G, Hummers E, Stölting A, Wittke TC

Journal: Pilot and feasibility studies